/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.inspur.edp.bef.core.action.retrieve;

import com.inspur.edp.bef.api.be.IBEManagerContext;
import com.inspur.edp.bef.api.be.IBENodeEntityContext;
import com.inspur.edp.bef.api.parameter.retrieve.RequestedBufferType;
import com.inspur.edp.bef.api.parameter.retrieve.RetrieveParam;
import com.inspur.edp.bef.core.be.BEManager;
import com.inspur.edp.bef.core.determination.BeforeRetrieveDtmExecutor;
import com.inspur.edp.cef.entity.entity.IEntityData;
import com.inspur.edp.cef.spi.determination.IEntityRTDtmAssembler;
import java.util.List;

class RetrieveUtils {

   public static void executeBeforeRetrieve(IBEManagerContext mgrContext, List<String> idList,
       RetrieveParam para) {
      BeforeRetrieveDtmExecutor executor = new BeforeRetrieveDtmExecutor();
      IEntityRTDtmAssembler assembler = ((BEManager) (mgrContext.getBEManager()))
          .getBeforeRetrieveDtmAssembler();
       if (assembler == null) {
           return;
       }
      executor.execute(assembler, mgrContext, idList, para);
   }

   public static IEntityData getData(IBENodeEntityContext beContext, RequestedBufferType type) {
       switch (type)
       {
           case CurrentData:
               return beContext.getCurrentData();
           case TransactionalBuffer:
               return beContext.getTransactionData();
           case Original:
               return beContext.getOriginalData();
           default:
               throw new RuntimeException();
       }
   }
}
